Adjustable wrench head



FIG. 1 is a front view showing the wrench head design of my invention.

FIG. 2 is a left side view showing the wrench head design of my invention.

FIG. 3 is a right side view showing the wrench head design of my invention.

FIG. 4 is a front view showing the wrench head design of my invention with the head closed; and,

FIG. 5 is a perspective view showing the wrench head design of my invention. 

The ornamental design for an adjustable wrench head, as shown and described. 